some may still deny the overwhelming judgment of science, but none can avoid the devastating impact of raging fires and crippling drought and more powerful storms. >> before leaving the capitol, president obama pauses to absorb the moment. >> take a look one more time. i'm not going to see this again. >> what about women's rights? on today's 40th abc anniversary of roe v. wade our exclusive nbc news-wall street journal polls shows for the first time a majority of americans say abortion should be legal in almost all cases. candid camera. the girls snap pictures. they dance. they laugh it up during the parade. >>> nbc's al roker scores a thumbs up from president obama. and gets a running handshake from vice president biden. >> mr. president, how is it going? >> great. >> mr. vice president, hey, how are you doing? come on. come -- come on. >> oh, yeah! yes! yes! >> and lady in red. >> ladies and gentlemen, my better half and my dance partner, michelle obama. >> first lady michelle obama dazzles in a jason wu gown at the inaugural balls. >>> well, the daily show correspondents get a bang